KOZHABAYEVA, A. R.; RANETA, L. F. Comparing the economic development of the Ukraine and Kazakhstan. Journal of Economic Research & Business Administration, [S. l.], v. 99, n. 5, p. 145–150, 2015. Disponível em: https://be.kaznu.kz/index.php/math/article/view/528. Acesso em: 26 sep. 2024.